Base | Representation |
---|---|
bin | 1110100100111… |
… | …1100001111010 |
3 | 11021001101122120 |
4 | 3221033201322 |
5 | 111123040122 |
6 | 10022302110 |
7 | 1341464643 |
oct | 351174172 |
9 | 137041576 |
10 | 61143162 |
11 | 31571843 |
12 | 18587936 |
13 | c88a3b2 |
14 | 81986ca |
15 | 557b75c |
hex | 3a4f87a |
61143162 has 32 divisors (see below), whose sum is σ = 125737920. Its totient is φ = 19810560.
The previous prime is 61143157. The next prime is 61143211. The reversal of 61143162 is 26134116.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68962 + ... + 69842.
It is an arithmetic number, because the mean of its divisors is an integer number (3929310).
Almost surely, 261143162 is an apocalyptic number.
61143162 is an abundant number, since it is smaller than the sum of its proper divisors (64594758).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61143162 is a wasteful number, since it uses less digits than its factorization.
61143162 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1198.
The product of its digits is 864, while the sum is 24.
The square root of 61143162 is about 7819.4093127294. The cubic root of 61143162 is about 393.9574322500.
Adding to 61143162 its reverse (26134116), we get a palindrome (87277278).
The spelling of 61143162 in words is "sixty-one million, one hundred forty-three thousand, one hundred sixty-two".
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